CVE-2025-21535

CRITICAL EXPLOITED RANSOMWARE

Oracle WebLogic Server 12.2.1.4.0 and 14.1.1.0.0 - Unauthenticated Remote Code Execution via T3, IIOP

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2025-21535 has been observed exploited in the wild (reported by VulnCheck KEV), including in ransomware campaigns.

Description

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3, IIOP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.0100
EPSS Percentile 77.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

VulnCheck KEV 2025-02-13
Ransomware Use Confirmed
CWE
CWE-306
Status published
Products (2)
oracle/weblogic_server 12.2.1.4.0
oracle/weblogic_server 14.1.1.0.0
Published Jan 21, 2025
Tracked Since Feb 18, 2026